Gamma-linolenic acid
Gamma-linolenic acid: Abbreviated GLA. An essential polyunsaturated fatty acid contained in some plant seed oils including evening primrose oil, black currant oil, and borage oil. GLA has been used for a number of different disorders. GLA is of no benefit for eczema.
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- Gamma-OH
Gamma-OH: A European name for gamma hydroxybutyrate (GHB), a colorless and odorless drug used illicitly for “recreational” purposes and for “date rape.” GBH is a central nervous system depressant. It tends therefore to increase sociability and function as something of a transient antidepressant. Some persons who have sustained adverse effects of GHB have reported being […]
- Ganglia, basal
Ganglia, basal: A region located at the base of the brain composed of 4 clusters of neurons, or nerve cells. This area of the brain is responsible for body movement and coordination. The groups of neurons most prominently and consistently affected in Huntington disease — the pallidum and striatum — are located in the basal […]
- Ganglion
The celebrated 2nd century Greek physician Galen ((c. 130-201 A.D.) who lived and worked in Rome first used the word ganglion to denote a nerve complex. Ganglion still is used to refer to an aggregation of nerve cell bodies. Another use of the word ganglion is for a tendon cyst that most commonly pops up […]
- Gangrene
Tissue death due to loss of adequate blood supply. Sometimes bacteria invade such tissue and accelerate its decay. Dry gangrene is the death of tissue due to vascular insufficiency without bacterial invasion in which the tissue dies, loses sensation and simply dries up, blackens, and shrivels. Dry gangrene eventually requires amputation. Gas gangrene occurs when […]
- Gap junction
Gap junction: An organized collections of protein channels in cell membranes that allows ions and small molecules to pass between adjacent cells. The protein channels that make up gap junctions consist of two connexons. One connexon resides in the membrane of one cell. It aligns and joins the connexon of the neighboring cell, forming a […]